64328026752 has 96 divisors (see below), whose sum is σ = 201938873760. Its totient is φ = 19493337600.

The previous prime is 64328026733. The next prime is 64328026757. The reversal of 64328026752 is 25762082346.

64328026752 is a `hidden beast` number, since 64 + 3 + 280 + 267 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 64328026698 and 64328026707.

It is not an unprimeable number, because it can be changed into a prime (64328026757) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2525524 + ... + 2550867.

It is an arithmetic number, because the mean of its divisors is an integer number (2103529935).

Almost surely, 2^64328026752 is an apocalyptic number.

It is an amenable number.

64328026752 is an abundant number, since it is smaller than the sum of its proper divisors (137610847008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64328026752 is a wasteful number, since it uses less digits than its factorization.

64328026752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5076422 (or 5076407 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 64328026752 in words is "sixty-four billion, three hundred twenty-eight million, twenty-six thousand, seven hundred fifty-two".